Dental vibration device



FIG. 1 is a front, right, bottom perspective view of a dental vibration device showing our new design separated from a base;

FIG. 2 is a front elevation view thereof inserted into the base;

FIG. 3 is a cross-sectional view as indicated in FIG. 2 separated from the base;

FIG. 4 is a left side view thereof inserted into the base, wherein the right side view is the mirror image thereof; and,

FIG. 5 is a rear elevation view thereof separated from the base.

The broken lines shown in the drawings depict portions of the dental vibration device that form no part of the claimed design. 

CLAIM The ornamental design for a dental vibration device, as shown and described. 